Backing plate for servomotor diaphragm



FIG. 1 is an end elevational view of a backing plate for servomotordiaphragm showing our new design;

FIG. 2 is a side elevational view thereof;

FIG. 3 is a front elevational view thereof; and

FIG. 4 is a cross-sectional view thereof taken along line 4--4 of FIG.2.

The ornamental design for a backing plate for servomotor diaphragm, asshown.